Apex domains cannot have CNAME records.
Question and response
Question
dig webhs.org. NS
Answer
webhs.org. 5 NS ns1.webhs.org.
webhs.org. 5 NS ns2.webhs.org.
webhs.org. 5 NS ns3.webhs.org.
webhs.org. 5 NS ns4.webhs.org.
Authority
The response has no authority records.
Additional
ns1.webhs.org. 5 A 194.39.124.5
ns2.webhs.org. 5 A 185.90.56.55
ns3.webhs.org. 5 A 51.158.100.205
ns4.webhs.org. 5 A 194.39.127.1
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0